Chair



FIG. 1 is a front view of a chair, showing my new design;

FIG. 2 is a back view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a bottom view of FIG. 1;

FIG. 5 is a side view of FIG. 1; and,

FIG. 6 is a perspective view of FIG. 1.

The broken lines shown in the drawings illustrate portions of the chair that form no part of the claimed design. 

CLAIM I claim the ornamental design for a chair, as shown and described. 